DBJ51T 161-2021 四川省城市轨道交通隧道施工瓦斯监测与通风技术标准.pdf

备案号J15593一2021

皿己

四川省工程建设地方标准

PDBJ51/TI61一2021

四川省城市轨道交通隧道施工

瓦斯监测与通风技术标准

Technicalstandardofrgasmonitoringandventilationinurban

rs11tFansittUnne!ConstrUCtioninSIChU8nPr0VinCe

2021一01一14发布2021一05一01实施

四川省住房和城乡建设厅发布

目次

总则························································…·…1

术语和符号··················································…·…2

2.1术语··················································……2

2.2符号··················································……5

基本规定······················································……6

瓦斯超前探测···············································……01

4.1一般规定··············································……01

4.2煤层瓦斯探测········································……01

4.3非煤瓦斯探测········································……21

瓦斯检测与监测············································……41

5.1一般规定··············································……41

5.2人工检测··············································……51

5.3自动监测··········································.·..……71

施工通风····················································…·…91

6.1一般规定·············································…·…91

6.2方式选择··············································……91

6.3通风系统设计········································……02

6.4设备与安装···········································……22

作业安全·····················································……24

7.1一般规定··············································……24

7.2瓦斯检测··············································……25

7.3通风管理··············································……62

7.4施工作业··············································……82

附录A瓦斯检测日报表····································…·…31

附录B瓦斯隧道